Mild
Average highs are around 26°C, so days are mild rather than hot.
July verdict
Mixed for holiday weather
Average highs are around 26°C, so days are mild rather than hot. Sunshine averages 4.6h per day, so this is not one of the brighter months. Rainfall averages 156mm, so some wet days are possible.
Monthly averages
Temp
26°C
Rain
156mm
Sun
4.6h
Sea
21°C
Weather score
51
Mixed
Mild
Average highs are around 26°C, so days are mild rather than hot.
Showers
Rainfall averages 156mm, so some wet days are possible.
Limited sun
Sunshine averages 4.6h per day, so this is not one of the brighter months.
Cool sea
Sea temperatures average 21°C, so the water can feel cool.
Map
Compare Shiroishi, Japan with nearby places by weather score, rain, sun, temperature, and swim conditions.
July26°C average high
July is one of Shiroishi's warmest months, with daytime heat above the yearly average.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
July156mm average rain
July is one of Shiroishi's wettest months, so rain is likely to be a major planning factor.
Driest monthsJanuary to April and November to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
July4.6 hours average sun
July is below Shiroishi's yearly sunshine average, so bright-day planning is less reliable than in peak months.
Brightest monthsApril to May
This stretch has the strongest sunshine in the monthly averages.
July21°C average sea
July sits in the warmer sea-temperature season, usually making swimming easier to enjoy.
Warmest seaJuly to September
Sea temperatures are usually near 21°C in this stretch, so swimming comfort is at its strongest.
July51 weather score
July scores above Shiroishi's yearly average, so the overall weather mix is stronger than most months.
Best weather monthsJuly to August
These months have the strongest weather score in the monthly averages.
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